package com.changgou.system.filter;
//获取客户端访问ip

import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;

import org.springframework.core.Ordered;

import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;


import java.net.InetSocketAddress;

@Component
public class IpFilter implements GlobalFilter, Ordered {


    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {

        //获取客户端访问ip
        InetSocketAddress remoteAddress = exchange.getRequest().getRemoteAddress();
        String hostName = remoteAddress.getHostName();
        System.out.println("ip:" + hostName);
        //放行
        return chain.filter(exchange);
    }

    //返回值越小 优先级越高
    @Override
    public int getOrder() {
        return 0;

    }


}
